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Neck and Suboccipital muscles- main actions
Movement Science 1- Physical Therapy
33
Science
Graduate
11/12/2009

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Cards

Term
rectus capitis posterior major
Definition
capital ext, rotation of head to same side, lateral bending of head to same side
Term
rectus capitis posterior minor
Definition
capital ext
Term
oblique capitis superior
Definition
captial ext; lateral bending of head to same side
Term
oblique capitis inferior
Definition
rotation head same side, lateral bending of head same side
Term
longissimus capitis
Definition
capital ext, lateral bending and rotation of head to same side
Term
splenius capitis
Definition
capital ext, rotation and lateral bending of head to same side
Term
semispinalis capitis
Definition
capital ext, rotation of head to opposite side, lateral bending of head to same side
Term
spinalis capitis
Definition
capital ext
Term
longissimus cervicis
Definition
cervical ext (bilat), lateral bending of cervical spine to same side (unilat)
Term
semispinales cervicis
Definition
cervical ext (bilat), lateral bending C-spine to same side (unilateral), rotation of C-spine to opposite side (unilateral)
Term
iliocostalis cervicis
Definition
cervical ext (bilat), lateral bending C-spine to same side (unilateral)
Term
splenius cervicis
Definition
cervical ext (bilat), lateral bending C-spine to same side (unilateral), rotation of C-spine to same side (unilateral)
Term
spinalis cervicis
Definition
ext of C-spine
Term
interspinales cervicis
Definition
ext of C-spine
Term
intertransversii cervicis
Definition
cervical ext (bilat), lateral bending C-spine to same side (unilateral)
Term
rotatores cervicis
Definition
rotation of C-spine to opposite side
Term
rectus capitis anterior
Definition
capital flexion, stabilization of AO (OA) joint
Term
rectus capitis lateralis
Definition
lateral bending of head to same side, capital flex, stabilization of AO (OA) joint
Term
longus capitis
Definition
capital flex, rotation of head to same side
Term
mylohyoid
Definition
raises hyoid and tongue for swallowing, depresses mandible (with hyoid flexed)
Term
stylohyoid
Definition
pulls hyoid up and back (in swallowing), capital flex (weak)
Term
geniohyoid
Definition
elevation and protraction of hyoid
Term
digastric
Definition
mandible depression, hyoid elevation, anterior belly draws hyoid fwd, posterior belly draws hyoid backward
Term
longus colli
Definition
cervical flex (weak) and rotation to opposite side
Term
scalenus anterior
Definition
cervical flex, elevates first rib in inspiration, cervical rotation to opposite side, cervical lateral bending to same side
Term
scalenus medius
Definition
cervical flex (weak), cervical lateral bending to same side, elevates first rib in inspiration, cervical rotation to opposite side
Term
scalenus posterior
Definition
cervical lateral bending to same side, elevates 2nd rib in inspiration, cervical rotation to opposite side
Term
sternocleidomastoid
Definition
cervical flex (bilat), capital ext (bilat), cervical lateral bending to same side (unilat), rotation of head to opposite side (unilat), raises sternum in forced inspiration
Term
sternothyroid
Definition
cervical flex (weak); draws larynx down; depression of hyoid, mandible, and tongue (after elevation)
Term
thyrohyoid
Definition
cervical flex, draws hyoid downward, elevates larynx and thyroid cartilage
Term
sternohyoid
Definition
cervical flexion (weak), depression of hyoid
Term
omohyoid
Definition
depression of hyoid, cervical flexion
Term
platysma
Definition
cervical flex (weak), draws lower lip down and back
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